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Still on the quest for a 250a+ 4s smart BMS (avoiding Daly). I've heard a lot of good reviews of Roamer batteries and while checking them out I noticed that all their batteries over 100ah are capable of 250a discharge and the batteries seem to be 4s too. Looking at the app they use looks like...

Following on from my dead BMS (Post here) I have bypassed the BMS temporarily to enable me to continue my trip. I've adjusted the charger inputs to 13.8v and am manually monitoring the cell voltages regularly. However now I've got the battery working again I've noticed the solar output from my...

After my 300a Daly non smart bms decided to die (See this post) I'm looking for a replacement. Im loathed to go for Daly again as this one died after only a few months but I'm struggling to find anything 4s 250a+. Ideally I'd like something "smart" (Bluetooth/app) this time around too. I...

My system has been working fine for months then all of a sudden I'm only getting 10.5v output from my lifepo4 4s 310ah battery. As you can see from the pics the battery is outputting 13.4v before the BMS but only 10.5ish after. Is my Daly BMS dead or have I over looked something? System...